Catalog https://www.ncei.noaa.gov/thredds/catalog/model-srrs-grib/200812/20081227/catalog.html

Dataset	Size	Last Modified
`20081227`		`--`
`SRRS GRIB: 8 hour 5X Ozone Concentration : 2008-12-27 All Cycles & All forecasts`	`64.83 Mbytes`	`2008-12-31T09:04:25Z`
`SRRS GRIB: 1 hour 5X Ozone Concentration : 2008-12-27 All Cycles & All forecasts`	`46.76 Mbytes`	`2008-12-31T09:03:51Z`
`SRRS GRIB: National Convective Weather Forecast : 2008-12-27 : All Times`	`176.4 Mbytes`	`2008-12-31T09:01:52Z`
`SRRS GRIB: 20 Km U.S. Current Icing Potential : 2008-12-27 All Cycles / All Vertical Levels / Analysis`	`167.6 Mbytes`	`2008-12-31T09:01:38Z`
`SRRS GRIB: 40 Km U.S. Current Icing Potential : 2008-12-27 All Cycles / All Vertical Levels / Analysis`	`42.58 Mbytes`	`2008-12-31T09:01:24Z`
`SRRS GRIB: N.AM 500 mb Heights Analysis : 2008-12-27 All Cycles & Analysis`	`72.76 Kbytes`	`2008-12-31T09:01:07Z`
`SRRS GRIB: N.AM 1000 mb Heights Analysis : 2008-12-27 All Cycles & Analysis`	`82.19 Kbytes`	`2008-12-31T09:00:53Z`
`SRRS GRIB: N.AM Precipitable Water : 2008-12-27 All Cycles & Analysis`	`42.36 Kbytes`	`2008-12-31T09:00:40Z`
`SRRS GRIB: N.AM 700MB Mean Relative Humidity : 2008-12-27 All Cycles & Analysis`	`30.84 Kbytes`	`2008-12-31T08:59:53Z`